Agreements (ground rules)

Tree asked about patterns that relate to ground rules...
Patterns I see related to the process of establishing agreements during the formation of a group.
What do you need to feel safe and inspired to learn/work together?
The Cards:
1- performed early, during group formation
2- sets the tone for group culture
3- create boundaries for safety
4- people get to hear what is important to others
5- being present to what is important
6- the group mind develops shared values
7- agreeing, shifts power from facilitator to group
8- all are now responsible for maintaining the agreements
9- see shared/group values and unique/personal needs
10- asking the group, reveals an aspect of how group forming works